FEATURES: 10x magnification, while maintaining a bright view thanks to the larger objective lenses 10X magnifications makes your subject appear 10 times closer with outstanding clarity The large 42mm objectives gather maximum light across a wide field of view Add high-end features like a dielectric high-reflective multilayer prism coating for maximizing light transmission Locking diopter ring keeps your setting Oil and water repellent coating for easier cleaning The Eco-friendly glass used in the PROSTAFF P7 binoculars is lead-free and arsenic-free. Better for you. Better for the environment Turn-and-slide eyecups, retract them for use with eyeglasses or extend them to your ideal position for comfortable naked-eye viewing SPECS: Front Objective: 42mm Magnification: 10x Waterproof down to 3.3ft. Fogproof Nitrogen filled Non-stick lens coating